When a global deadline or individual reviewer deadlines are set for the process, it is optional to include automatic reminder(s) for the reviewers. More than one reminder can be set varying from days or hours before the deadline. Once you have selected a deadline date, there will be an option to schedule reminders.
To set a deadline reminder:
Reminders can be adjusted. Simply change the number you entered and reselect day(s) or hour(s) to your desired interval. Click Save once your desired reminders have been adjusted accordingly. Your new saved scheduled reminders will be put into effect.